Electrical Calibration Products Gf302 Portable Multifunction Instrument Calibrator with RS232 and USB2.0

Product Description

Application of Digital calibration products GF302 portable multifunction instrument Calibrator with excellent working performance,CE,ISO approved,with three years quality warranty
It is suitable for power plant and power grid companies measuring and testing department and instrumentation classes, and national levels measuring and testing institutions, railway, petroleum, chemical industry and other large industrial and mining enterprises, scientific research units, etc.
 

Introduction
This device is according to nation verification regulation JJG124-2005 "ammeter, voltmeter, power table and resistance meter calibration regulations, JJG126-95" AC power transformation for DC power electrical measurement transducer calibration regulations, Q/GDW140-2006 "AC sample measuring device travel inspection management rules" and JJG597-2005 "AC electric energy meter verification device" and the relevant countries standard requirements and design three-phase 0.05 magnitude table source integration calibration device.The core technology of the function of device with digital signal processor (DSP) and 16 high-speed digital converter composed of high precision work frequency communication terminal;The signal source of use is DSP and 16 high-speed digital-to-analog converters can control of the sine wave, distortion wave signal source;Equipment has high precision, stable and reliable, and convenient operation, flexible, and other characteristics

Functions and Features
All kinds of electric measurement transducer can be checked, including:AC/DC voltage transducer, AC/DC current transducer, frequency transducer, phase transducer, single/ three-phase AC active power transducer, 3-phase reactive power transducers;
Check all kinds of electric measurement indicating meter, including:AC/DC voltmeter, AC/DC ammeter, frequency meter, phase meter, single three-phase AC active power meter, three-phase AC reactive power meter, synchronous meter, etc.;
To test single-phase, three-phase electronic, mechanical watt-hour meter or energy meter/ kWh meter error;
To calibrate AC sample device, RTU, measurement device error;
The built-in electric measurement transducer, electric measurement instrument and meter instructions of verification procedures, can fully automatic or semi-automatic for verification, can save 1000 group check data;
As a voltage source, a current source and power source for high precision, and it is high stability standard resource;
8'-inch big screen color display;The system is WINDOW XP or embedded system;English interface.
The software calibration, it does not need to open the case, stable and reliable;
Voltage output terminal with short circuit, current output terminal open protection and power amplifier overheating protection function;
With automatic failure detection function, shows fault part, the convenience users check line;
With RS232 interface, it can connect computer for data management.
Technical Data
 

Electrical parameters
Accuracy class	0.05%, 0.1%
Power supply	Single phase AC 220V±10% or 110V±10%, 50/60Hz
Communication port	USB, RS232
AC Voltage output
Range(U1,U2,U3)	50V, 100V, 200V, 400V, 600V
Adjusting range	(0-120)% RG
Adjust fineness	0.005% RG
Accuracy	0.05% RG
Stability	0.01% / 1 min
Load capacity	25VA
Output distortion degree	≤0.3% or (linear load)
AC Current output
Range(I1,I2,I3)	0.5A, 1A, 2.5A, 5A, 10A, 20A
Adjusting range	(0-120)% RG
Adjust fineness	0.005% RG
Accuracy	0.05% RG
Stability	0.01%/1 min
Load capacity	25VA
Output distortion degree	≤0.3% or (linear load)
AC Power output
Accuracy	0.05% RG
Stability	0.01%/1min
Frequency
Frequency range	45.000 - 65.000 Hz
Resolution	0.001 Hz
Accuracy	0.002 Hz
Power factor output
Adjusting range	-1 ~ 0 ~ 1
Adjust fineness	0.0001
Accuracy	0.0005
Phase angle
Scope	0°-359.99°
Resolution	0.01°
Accuracy	0.05°
Voltage/Current harmonic output
Times	2-31st
Content	0-40%
Phase	0-359.999 degree
Configuration error	(10% RD + 0.1%), RD refers to the configuration value of harmonic contents
DC Voltage output
Range	75mV, 75V, 150V, 300V, 500V, 1000V
Adjusting range	(0-120)% RG
Adjust fineness	0.005% RG
Accuracy	0.05% RG
Stability	0.01%/1min
Load capacity	25VA
DC Current output
Range	0.5A, 1A, 2.5A, 5A, 10A, 20A
Adjusting range	(0-120)% RG
Adjust fineness	0.005% RG
Accuracy	0.05% RG
Stability	0.01%/1min
Load capacity	25VA
DC measurements
DC voltage measurement range	0 to ±24V
DC current measurement range	0 to ±24mA
Measurement accuracy	0.01% RG
Watt-hour meter measuring the integrated error
Active energy	0.05%
Reactive energy	0.1%
Mechanical parameters
Dimensions (W×H×D) (mm)	460x430x185
Weight (kg)	20
Environmental conditions
Working temperature	0°C to 40°C
Storage conditions	-30°C to 60°C
Relative humidity	≤85%